LC75392 Overview
EN5681 CMOS LSI LC75392, 75392M Single-Chip Electronic Volume Control System Overview The LC75392 (DIP-30SD) and the LC75392M (MFP30S) are electronic volume control ICs that provide input and output switching, volume, and tone control functions controlled by data transferred over a serial interface. mm 3196-DIP30SD [LC75392] Functions Input and output switching: Four inputs and outputs can be switched independently.